These easy-to-read, stick on thermometers are manufactured under the same stringent FDA regulations that govern quality standards for medical products. Accurate within ?1F. Mounts on outside of your aquarium.Mini Thermometer Range 67 to 83FHorizontal and Movable Thermometer Range 65 to 85FVertical and Movable Thermometer Range 65 to 85FSafety Thermometer Range 67 to 86F

These easy-to-read, stick on thermometers are manufactured under the same stringent FDA regulations that govern quality standards for medical products. Accurate within ?1F. Mounts on outside of your aquarium.Mini Thermometer Range 67 to 83FHorizontal and Movable Thermometer Range 65 to 85FVertical and Movable Thermometer Range 65 to 85FSafety Thermometer Range 67 to 86F

These easy-to-read, stick on thermometers are manufactured under the same stringent FDA regulations that govern quality standards for medical products. Accurate within ?1F. Mounts on outside of your aquarium.Mini Thermometer Range 67 to 83FHorizontal and Movable Thermometer Range 65 to 85FVertical and Movable Thermometer Range 65 to 85FSafety Thermometer Range 67 to 86F

These easy-to-read, stick on thermometers are manufactured under the same stringent FDA regulations that govern quality standards for medical products. Accurate within ?1F. Mounts on outside of your aquarium.Mini Thermometer Range 67 to 83FHorizontal and Movable Thermometer Range 65 to 85FVertical and Movable Thermometer Range 65 to 85FSafety Thermometer Range 67 to 86F

Temp Alert is a large face, digital thermometer with four alert features. Displays both the aquarium water temperature and room temperature in Fahrenheit. Alarm will sound and LCD flashes in the following alert modes: High Temp Alert Only (probe), Low Temp Alert Only (probe), Both High and Low Temp Alert (air/room), Both High and Low Temp Alert (probe). Includes 3 ft cord with all plastic probe and suction cup. Measures 4" x 4" x 3/4".